Home / 43,479.72-59,970.96-39,906.27

Finding the Fourth Proportional to 43,479.72, 59,970.96 and 39,906.27

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Solution

The fourth proportional to 43,479.72, 59,970.96 and 39,906.27 is: 55,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,479.72 : 59,970.96 = 39,906.27 : x
  2. Step 2: Convert to fraction form
    43,479.72/59,970.96 = 39,906.27/x
  3. Step 3: Cross multiply
    43,479.72x = 59,970.96 × 39,906.27
  4. Step 4: Simplify right side
    43,479.72x = 2,393,217,321.92
  5. Step 5: Solve for x
    x = 2,393,217,321.92/43,479.72
  6. Step 6: Final answer
    x = 55,042.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.